use demo2;
use demo3;
use demo2::demo1::Demo1;
fn main() {
    let demo11:Demo1= Demo1::new(String::from("binbin"), 32, String::from("1998"), 178);
    print!("i im:{},i have {} years old,my heigt is:{}",demo11.name,demo11.age,demo11.height);
    demo2::toy::bear::bear_eat();
    demo3::toy3::bear::bear_eat();
    println!("Hello, world!");
}
